CN104924152B - High-precision rotary index dial - Google Patents
High-precision rotary index dial Download PDFInfo
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- CN104924152B CN104924152B CN201510302374.3A CN201510302374A CN104924152B CN 104924152 B CN104924152 B CN 104924152B CN 201510302374 A CN201510302374 A CN 201510302374A CN 104924152 B CN104924152 B CN 104924152B
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- Prior art keywords
- index dial
- rotary disk
- indexing
- rotary
- base
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q16/00—Equipment for precise positioning of tool or work into particular locations not otherwise provided for
- B23Q16/02—Indexing equipment
- B23Q16/04—Indexing equipment having intermediate members, e.g. pawls, for locking the relatively movable parts in the indexed position
- B23Q16/06—Rotary indexing
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Machine Tool Units (AREA)
Abstract
The invention provides high-precision rotary index dial, its indexing means that can solve traditional Worm Wheel System exist it is complicated, the problem of the error of division is big, and being capable of the convenient indexing operation suitable for heavy parts, raising processing efficiency.It includes base, index dial, rotary disk and indexing latch, indexing trough is provided with index dial, indexing latch is installed on rotary disk, index dial is installed on base, rotary disk is rotatably installed on base, and index dial is arranged concentrically with the rotary disk, by indexing latch positioning and locking between index dial and rotary disk, when index dial is with rotary disk positioning and locking in the indexing trough of indexing latch insertion index dial, rotary disk is supported on base by the plane rotation bearing.
Description
Technical field
The present invention relates to machinery processing apparatus field, more particularly, to a kind of indexing means, specially high-precision rotary point
Scale.
Background technology
Traditional indexing means is the rotation by handle, realizes the transmission of turbine and worm, and then driving indexing disc spins,
Realized and indexed by the positioning on alignment pin and index dial simultaneously.Its is complicated, and the indexing realized by driving-chain is deposited
In larger accumulated error；While traditional indexing means is larger due to the frictional force in transmission system, therefore in being usually applicable only to
The indexing operation of miniature parts, when the heavier-weight of part, operating physical force is larger, inconvenient for use.
The content of the invention
In view of the above-mentioned problems, the invention provides high-precision rotary index dial, it can solve traditional Worm Wheel System
Indexing means exist it is complicated, the problem of the error of division is big, and can the convenient indexing operation suitable for heavy parts, carry
High processing efficiency.
Its technical scheme is such, and it includes base, it is characterised in that：It also includes index dial, rotary disk and indexing
Indexing trough is provided with latch, the index dial, the indexing latch is installed on the rotary disk, and the index dial is installed in institute
State on base, the rotary disk is rotatably installed on the base by plane rotation bearing, and the index dial with
The rotary disk is arranged concentrically, and passes through the indexing latch positioning and locking, the index dial between the index dial and rotary disk
The indexing latch is inserted in the indexing trough of the index dial during with rotary disk positioning and locking.
It is further characterized by：
The index dial is in be evenly distributed to offer some indexing on annulus plate-like, the top surface of the index dial
Groove, the index dial by alignment pin, bolt with being installed on the base；
The index dial is provided with circular step surface, the circular step surface and is provided with positioning hole, the alignment pin, spiral shell
The index dial is connected by bolt by the positioning hole with the base；
Centralized positioning post is provided with the base, the central shaft hole of the rotary disk is set in the centralized positioning post
On；
Positioning sleeve is set with the centralized positioning post, the central shaft hole of the rotary disk is set in the outer of the positioning sleeve
On circle；
Positioning sleeve can also replace with annular bearing with rolling contact so that the central shaft of the centralized positioning post and the rotary disk
Supported between hole by annular bearing with rolling contact；
Workpiece is provided with by claw location structure on the rotary disk and positions claw, workpiece to be processed passes through the workpiece
Claw location and installation is positioned on the rotary disk；
The claw location structure includes some screws opened up on bolt and the rotary disk, the bolt
Workpiece positioning claw is pressed on the rotary disk and locking is threadedly coupled with screw；
The claw location structure includes some T-slots opened up on tommyhead bolt and the rotary disk, the workpiece positioning
Claw is installed in the T-slot by the tommyhead bolt.
It is further further characterized in that：
Rotary disk locking device is provided with the base；
The rotary disk locking device include some L brackets, some L brackets be installed on the base and
Positioned at the outer radial periphery side of the rotary disk, clamping screw, the clamping screw water are respectively arranged with some L brackets
It is flat radially to lock the rotary disk after the perpendicular wall of the L bracket.
Compared with the screw driven indexing means of traditional worm gear, the beneficial effects of the present invention are：By index dial and
Rotary disk is concentrically mounted on base, while rotary disk can realize that indexing latch on rotary disk can be with around base rotation
The positioning indexing of indexing trough on index dial, its is simple in construction, substantially reduces transmission accumulated error, thus indexing accuracy is high；
Meanwhile, its rotary disk is supported on base by plane rotation bearing, and frictional force is small during revolution, thus its can be used not only for it is medium and small
The indexing processing of type part can also reliably support the indexing processing of heavy parts, applied widely, simple operation.
Brief description of the drawings
Fig. 1 is the diagrammatic cross-section of high-precision rotary index dial of the present invention；
Fig. 2 is the K of rotary disk locking device in high-precision rotary index dial of the present invention to enlarged diagram；
Fig. 3 is opens up the schematic top plan view of some screwed holes on rotary disk in the present invention；
Fig. 4 is opens up the schematic top plan view of some T-slots on rotary disk in the present invention；
Fig. 5 for Fig. 4 A-A to structural representation；
Fig. 6 is the overlooking the structure diagram of index dial；
Fig. 7 is the B-B direction structural representation of index dial；
Fig. 8 is directly set on base newel for the central shaft hole of the rotary disk of high-precision rotary index dial of the present invention
Structural representation；
Fig. 9 is to pass through radially between the central shaft hole and base newel of the rotary disk of high-precision rotary index dial of the present invention
The structural representation of rolling bearing supporting.
Embodiment
See Fig. 1, high-precision rotary index dial of the present invention includes base 1, index dial 2, rotary disk 3 and indexing latch 4, indexing
Disk 2 is in annulus plate-like, sees to be evenly distributed offering some indexing troughs 10, index dial 2 on Fig. 6 and Fig. 7, the top surface of index dial 2
Provided with circular step surface 11, some positioning holes 12 are provided with circular step surface 11, alignment pin 9, bolt 8 are respectively by any
Index dial 2 is installed on base 1 by two positioning holes 12, generally in the case of in order to ensure the reliable installation of index dial 2 with it is steady
It is fixed, same two positioning holes 12 diametrically of the circular step surface 11 positioned at index dial 2 should be selected to be respectively mounted positioning
Pin 9 and bolt 8, are shown in Fig. 1, Fig. 6 and Fig. 7；Indexing latch 4 is installed on rotary disk 3, and rotary disk 3 can by plane rotation bearing 5
It is rotatably mounted on base 1, and index dial 2 is arranged concentrically with rotary disk 3, passes through indexing between index dial 2 and rotary disk 3
In the positioning and locking of latch 4, the indexing trough 10 that the insertion index dial 2 of latch 4 is indexed during positioning and locking.In actual production process, put down
Face floating bearing 5 can use any of ball thrust bearing or needle roller thrust bearing；Alignment pin 9 can be using cone
Pin, it would however also be possible to employ straight pin.
Centralized positioning post 1-1 is provided with base 1, the central shaft hole 3-2 of rotary disk 3 is directly set in centralized positioning post 1-
On 1, Fig. 8 is seen；
See and positioning sleeve 1-2 is set with Fig. 1, centralized positioning post 1-1, the central shaft hole 3-2 of rotary disk 3 is set in positioning sleeve
1-2 it is cylindrical on, the rotation that positioning sleeve 1-2 can be prevented effectively between the central shaft hole 3-2 of rotary disk 3 and newel 1-1 rubs
Wipe, it is ensured that the reliable rotation between rotary disk 3 and base 1；
See Fig. 9, supported between centralized positioning post 1-1 and the central shaft hole 3-2 of rotary disk 3 by annular bearing with rolling contact 1-3,
The reliable rotation between rotary disk 3 and base 1 can be more effectively ensured.
Workpiece is provided with by claw location structure on rotary disk 3 and positions claw 6, workpiece to be processed 13 is positioned by workpiece
The location and installation of claw 6 is on rotary disk 3.
Claw location structure includes bolt 3-1c and some screw 3-1a being opened on rotary disk 3, sees Fig. 3, fixed
Position bolt 3-1 is installed in claw 6 is positioned on rotary disk 3, and workpiece to be processed 13 is clamped by positioning claw 6.
Claw location structure includes tommyhead bolt and is opened in some T-slot 3-1b on rotary disk 3, sees Fig. 4 and Fig. 5, workpiece
Positioning claw 6 is installed in T-slot 3-1b by tommyhead bolt, and workpiece to be processed 13 is clamped by positioning claw 6.
Rotary disk locking device 7 is provided with base 1；See Fig. 1 and Fig. 2, rotary disk, which locks 7 devices, includes some L-shaped branch
Frame 7-1, some L bracket 7-1 are installed on base 1 by bolt 7-3 and are located at turn around the outer radial periphery side of disk 3 respectively,
7-1 is respectively arranged with clamping screw 7-2 in some L brackets, and clamping screw 7-2 levels will after L bracket 7-1 perpendicular wall
Rotary disk 3 is radially locked.
Claims (8)
1. high-precision rotary index dial, it includes base, it is characterised in that：It also includes index dial, rotary disk and indexing latch,
Indexing trough is provided with the index dial, the indexing latch is axially mounted on the rotary disk, and the index dial is installed in institute
State on base, the rotary disk by plane rotation supporting be rotatably installed on the base, and the index dial with
The rotary disk is arranged concentrically, and passes through the axial positioning and locking of indexing latch, described point between the index dial and rotary disk
The indexing latch is inserted in the indexing trough of the index dial when scale is with rotary disk positioning and locking；The index dial is in circle ring disk
It is evenly distributed on shape, the top surface of the index dial and offers some indexing troughs, the index dial passes through alignment pin, bolt
It is installed on the base；The index dial is provided with circular step surface, the circular step surface and is provided with positioning hole, described
The index dial is connected by alignment pin, bolt by the positioning hole with the base.
2. high-precision rotary index dial according to claim 1, it is characterised in that：Centralized positioning is provided with the base
Post, the central shaft hole of the rotary disk is set on the centralized positioning post.
3. high-precision rotary index dial according to claim 2, it is characterised in that：It is fixed to be set with the centralized positioning post
Position set, the central shaft hole of the rotary disk be set in the positioning sleeve it is cylindrical on.
4. high-precision rotary index dial according to claim 2, it is characterised in that：The centralized positioning post and the revolution
Supported between the central shaft hole of disk by annular bearing with rolling contact.
5. high-precision rotary index dial according to claim 1, it is characterised in that：Positioned on the rotary disk by claw
Structure is provided with workpiece positioning claw, and workpiece to be processed positions claw location and installation on the rotary disk by the workpiece.
6. high-precision rotary index dial according to claim 5, it is characterised in that：The claw location structure includes described
Workpiece positioning claw is pressed in the revolution by some screws and bolt opened up on rotary disk, the bolt
Locking is threadedly coupled on disk and with screw.
7. high-precision rotary index dial according to claim 5, it is characterised in that：The claw location structure includes described
Some T-slots and tommyhead bolt opened up on rotary disk, the workpiece positioning claw is installed on the T-shaped by the tommyhead bolt
In groove.
8. high-precision rotary index dial according to claim 1, it is characterised in that：Rotary disk lock is provided with the base
Tight device, the rotary disk locking device includes some L brackets, some L brackets be installed on the base and
Positioned at the outer radial periphery side of the rotary disk, clamping screw, the clamping screw water are respectively arranged with some L brackets
It is flat radially to lock the rotary disk after the perpendicular wall of the L bracket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510302374.3A CN104924152B (en) | 2015-06-04 | 2015-06-04 | High-precision rotary index dial |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510302374.3A CN104924152B (en) | 2015-06-04 | 2015-06-04 | High-precision rotary index dial |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104924152A CN104924152A (en) | 2015-09-23 |
| CN104924152B true CN104924152B (en) | 2017-09-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510302374.3A Active CN104924152B (en) | 2015-06-04 | 2015-06-04 | High-precision rotary index dial |
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| CN (1) | CN104924152B (en) |
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| CN105345598B (en) * | 2015-12-18 | 2018-01-30 | 湖南机油泵股份有限公司 | A kind of general rotary table of boring machine for being easy to machining box axis hole |
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| CN108044368A (en) * | 2018-01-16 | 2018-05-18 | 江苏杰尔科技股份有限公司 | Large-scale simple fan centre circle circumference equal-dividing hole processing tool |
| CN111002085A (en) * | 2019-12-25 | 2020-04-14 | 保定向阳航空精密机械有限公司 | Automatic feeding and discharging equipment suitable for single-machine production |
| CN114044319B (en) * | 2021-11-22 | 2022-08-02 | 江西圣卓科技有限公司 | Center dead axle type microminiature dividing plate and control method thereof |
Citations (8)
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|---|---|---|---|---|
| CN1250403A (en) * | 1997-03-06 | 2000-04-12 | 卡尔－海因茨·维默斯 | Workpiece clamping table |
| WO2008119509A1 (en) * | 2007-03-30 | 2008-10-09 | Friedemann Wagner Gmbh | Rotary indexing unit having a locking device |
| CN101426616A (en) * | 2006-04-21 | 2009-05-06 | 弗里德曼·瓦格纳公开股份有限公司 | Rotary indexing unit |
| CN201288762Y (en) * | 2008-09-19 | 2009-08-12 | 南车戚墅堰机车有限公司 | Plane thrust ball bearing and B shaft rotating device including the bearing |
| CN201371368Y (en) * | 2009-03-19 | 2009-12-30 | 上海东方泵业(集团)有限公司 | Large-scale pump coupling equal dividing boring turning tooling |
| CN202607332U (en) * | 2012-05-10 | 2012-12-19 | 山西明达汽车配件有限公司 | Vertical drilling machine clamping device with scale division function |
| CN202964279U (en) * | 2012-10-26 | 2013-06-05 | 重庆赛力盟电机有限责任公司 | Indexing plate for milling rotor end plate |
| CN204818964U (en) * | 2015-06-04 | 2015-12-02 | 日立泵制造（无锡）有限公司 | High accuracy gyration graduated disk |
-
2015
- 2015-06-04 CN CN201510302374.3A patent/CN104924152B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1250403A (en) * | 1997-03-06 | 2000-04-12 | 卡尔－海因茨·维默斯 | Workpiece clamping table |
| CN101426616A (en) * | 2006-04-21 | 2009-05-06 | 弗里德曼·瓦格纳公开股份有限公司 | Rotary indexing unit |
| WO2008119509A1 (en) * | 2007-03-30 | 2008-10-09 | Friedemann Wagner Gmbh | Rotary indexing unit having a locking device |
| CN201288762Y (en) * | 2008-09-19 | 2009-08-12 | 南车戚墅堰机车有限公司 | Plane thrust ball bearing and B shaft rotating device including the bearing |
| CN201371368Y (en) * | 2009-03-19 | 2009-12-30 | 上海东方泵业(集团)有限公司 | Large-scale pump coupling equal dividing boring turning tooling |
| CN202607332U (en) * | 2012-05-10 | 2012-12-19 | 山西明达汽车配件有限公司 | Vertical drilling machine clamping device with scale division function |
| CN202964279U (en) * | 2012-10-26 | 2013-06-05 | 重庆赛力盟电机有限责任公司 | Indexing plate for milling rotor end plate |
| CN204818964U (en) * | 2015-06-04 | 2015-12-02 | 日立泵制造（无锡）有限公司 | High accuracy gyration graduated disk |
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| Publication number | Publication date |
|---|---|
| CN104924152A (en) | 2015-09-23 |
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